MPEC 2004-Q53 : 2004 QD20
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M.P.E.C. 2004-Q53 Issued 2004 Aug. 27, 12:18 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 QD20
Observations:
K04Q20D* C2004 08 26.24138 21 45 04.20 +28 55 47.2 19.7 EQ053704
K04Q20D C2004 08 26.25259 21 45 03.00 +28 55 25.2 19.9 EQ053704
K04Q20D C2004 08 26.26282 21 45 01.98 +28 55 05.0 19.8 EQ053704
K04Q20D C2004 08 26.27303 21 45 01.09 +28 54 44.0 19.5 EQ053704
K04Q20D C2004 08 26.28358 21 45 00.05 +28 54 23.8 19.7 EQ053704
K04Q20D C2004 08 26.83691 21 44 10.23 +28 36 05.3 EQ053587
K04Q20D C2004 08 26.83942 21 44 10.14 +28 35 58.2 EQ053587
K04Q20D C2004 08 26.84192 21 44 09.87 +28 35 55.5 EQ053587
K04Q20D C2004 08 27.00917 21 43 54.38 +28 30 25.5 EQ053J95
K04Q20D C2004 08 27.01262 21 43 53.88 +28 30 18.4 19.1 R EQ053J95
K04Q20D C2004 08 27.12752 21 43 44.46 +28 26 34.1 19.4 R EQ053G90
K04Q20D C2004 08 27.13695 21 43 43.58 +28 26 15.2 19.3 R EQ053G90
K04Q20D C2004 08 27.15684 21 43 41.63 +28 25 37.4 20.1 R EQ053H36
K04Q20D C2004 08 27.18280 21 43 39.14 +28 24 43.7 EQ053H36
K04Q20D 8C2004 08 27.21007 21 43 36.95 +28 23 51.5 19.0 R EQ053673
K04Q20D 8C2004 08 27.21215 21 43 36.78 +28 23 47.5 EQ053673
K04Q20D 8C2004 08 27.21701 21 43 36.60 +28 23 38.2 EQ053673
K04Q20D 8C2004 08 27.21910 21 43 36.12 +28 23 34.1 EQ053673
K04Q20D C2004 08 27.26443 21 43 31.78 +28 22 05.4 20.0 R EQ053854
K04Q20D C2004 08 27.27262 21 43 31.06 +28 21 48.8 19.8 R EQ053854
K04Q20D C2004 08 27.27728 21 43 30.63 +28 21 40.0 19.8 R EQ053854
Observer details:
587 Sormano. Observer F. Manca. 0.5-m f/6 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer D. Mayes. 0.6-m
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
G90 Three Buttes Observatory, Tucson. Observer G. R. Jones. 0.4-m
Ritchey-Chretien + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.3-m Schmidt-Cassegrain
+ CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2004 QD20
Epoch 2004 Aug. 23.0 TT = JDT 2453240.5 MPC
M 27.54187 (2000.0) P Q
n 0.28339575 Peri. 351.48491 -0.77807557 +0.58946742
a 2.2954817 Node 226.98291 -0.55743442 -0.80723739
e 0.7210137 Incl. 17.27216 -0.28959503 -0.02993246
P 3.48 H 18.5 G 0.15
From 19 observations 2004 Aug. 26-27.
Ephemeris:
2004 QD20 a,e,i = 2.30, 0.72, 17 q = 0.6404
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 08 23 21 50.39 +30 42.8 0.695 1.595 137.6 25.3 19.9
2004 09 02 21 36.13 +25 15.8 0.783 1.700 142.8 21.0 20.2
2004 09 12 21 27.80 +20 11.9 0.893 1.802 143.0 19.7 20.5
2004 09 22 21 24.47 +15 48.7 1.024 1.899 139.0 20.3 21.0
2004 10 02 21 25.14 +12 12.8 1.175 1.994 132.7 21.7 21.4
2004 10 12 21 28.87 +09 22.4 1.342 2.085 125.3 23.0 21.8
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-Q53
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